Add forward zones config

Change-Id: Ic42b37e1373d057b1559de321dd7ab9211defe06
diff --git a/molecule/default/molecule.yml b/molecule/default/molecule.yml
index 4da1cc0..435ea97 100644
--- a/molecule/default/molecule.yml
+++ b/molecule/default/molecule.yml
@@ -37,5 +37,9 @@
               lpr: printer.example.com.
             srv: {}
             txt: {}
+        unbound_forward_zones:
+          - name: "."
+            servers:
+            - "8.8.8.8"
 verifier:
   name: ansible